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SiC
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SiC 물리적. 화학적 특성표
<Materical Propeities>
- Physical Properties of SiC Materials
Physical properties Units Values
Appearance
 Dense
Color Black
Bulk density g / ㎤

3.1
Flexural strength kg / ㎟ 53
Hardness HV 2800.0
Young's Modulus
( ×10⁴)kg/㎟ 4.2
Coefficient of thermal expansion 4
Thermal Conductivity w/m · ˚K 125
 
- Chemical properties
Corrosion Resistance (SiC VS. other Materials)
Test conditions Weight loss by corrosion(mg/㎠.day)
Chemical Agents Temperature Silicon Carbide Tungsten Carbide Alumina Hastelloy"c"
20 wt %, Hcl
35 wt %, Hcl
60 wt %, HNO3..
95 wt %, H2SO4.
60 wt %, H3PO4.
30 wt %, NaOH..
10 wt %, NaClO.		 Boiling
20˚C
20˚C
Boiling
Boiling
Boiling
20˚C...		 0.00
0.00
0.00
+0.04
0.01
0.01
0.00		 0.17
0.02
0.15
3.4
0.09
+0.01
0.55		 0.17
0.00
0.01
0.17
1.5
0.01
0.01		 -
-
1.3
0.16
-
0.03
-
 
 
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